#!/usr/bin/python3
import requests
from bs4 import BeautifulSoup
import bs4

def getHTMLText(url):
    try :
        r = requests.get(url)
        r.raise_for_status()
        r.encoding = r.apparent_encoding
        return r.text
    except:
        return ""
    
    

def fillUnivList(uList,html):
    soup = BeautifulSoup(html,"html.parser")
    for tr in soup.find('tbody').children:
        if isinstance(tr, bs4.element.Tag):
            tds = tr('td')
            uList.append([tds[0].string,tds[1].string,tds[3].string])
    pass

def printUnivList(uList,num):
    tple = "{0:^10}\t{1:{3}^10}\t{2:^10}"
    print(tple.format("排名", "学校", "分数",chr(12288)))
    for i in range(num):
        u = uList[i]
        print(tple.format(u[0], u[1], u[2],chr(12288)))


def main():
    uinfo =[]
    url = 'http://www.zuihaodaxue.com/zuihaodaxuepaiming2019.html'
    html = getHTMLText(url)
    fillUnivList(uinfo, html)
    printUnivList(uinfo,30)


if __name__ == '__main__':
    main()

